* Hooked "Enable" button to hidden checkbox
* Hooked "Close" button to close email settings and show "Enable/Edit" button
* Additional hookups
* Start building generalized Modal blocks
* Everything hooked up except styling and a few Qs
* last of the hookups; ensure logic flow
* clean up
* specs to cover email auth refactor
* Fix bug surfaced by Vaidehi
* Incorporate PR feedback
* prevent email auth disable if invite-only-mode
* adjust emailAuthModal body text
* Sundry improvements
* Last-mile tweaks
* Trying to get 3rd party auth deselect to work
* delete unnecssary function
* remove superfluous comment
* Move inline styling into CSS file
* Incorporate PR feedback
* Incorporate more PR feedback
* Make Confirm btn intent clearer
* Add TODO comment
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